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MONTHLY LETTER OF THE BUREAU OF ENTOMOLOGY 
UNITED STATES DEPARTMENT OF AGRICULTURE 



Number 100 


August, 1922 ee 
GENERAL BUREAU NOTES 
Dr. C. L. Marlatt, for many years Assistant Chief of the Bureau, 
has been advanced to Associate Chief of Bureau in Charge of Regulatory 
Work, 
Dr. A. L. Quaintance, in Charge of Fruit Insect Investigations, has 
been advanced to Associate Chief of Bureau in Charge of Research Work. 
G. S. Cotterell, a Carnegie scholar, has arrived in Washington and 
will spend about four months in the United States to familiarize himself with 
- economic entomology in this country. He is Assistant Government Entomolo- 
' gist, Gold Coast Colony, West Africa. 
Faustino Q. Otanes, of the Bureau of Agriculture, Philippine Islands, 
visited the Bureau and will spend several months in the United States, fam- 
iliarizing himself with the work being carried out by the Bureau at its vari- 
ous field stations. 
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Prof. Alphonso Herrera, Director de Estudios Biologicos de Mejico, 
' visited the Bureau at different times during the latter part of August. Pro- 
fessor Herrera has been investigating the research work of the Government, but 
_ has been especially interested in entomology. 
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: F, X. Williams, an entomologist of the Hawaiian Sugar Planters’ Experi- 
; ment Station, spent ten days in Washington on his way to northern South America, 
where he will search for parasites of the sugar-cane wireworm in Hawaii. 
Harry Hargreaves, Government Entomologist of the British Protectorate 
of Uganda, Central Africa, spent several days in Washington visiting the Bureau 
and acquainting himself with its work. 


SOUTHERN FIELD CROP INSECT INVESTIGATIONS 
J. L. Webb, Entomologist Acting in Charge 
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Preliminary tests of the efficiency of the aeroplane in distributing cal- 
cium arsenate dust upon cotton fields for control of the boll weevil were con- 
ducted during the latter part of the month at Scott, Miss., under the direction 
cf B. R. Coad. Mr. Coad reports a remarkable evenness of distribution of the 
poison by this method. 
The following appointments have been made to the boll weevil field force: 
William L. Bowes, effective August 19; Richard A. Tate, effective August 2l. 
The following resigned from the same force: W. D. Reid, J. E. Humphries, Elmer 
E. Holley, A. L. Monroe, and John R. Cole. The following temporary appointments 
